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1、最新电缆载流量表电气工程关键数据,300V/1000V电缆载流量。2010年9月15H制作。现将常用各类导线安全载流量上传互联网,以供同行们在设计、使用与学习中参考、查阅。本资料选自电气工程常用数据速查手册。由白桂欣主编(1)、8.3导线载流量。450V/750V及以上橡胶绝缘、塑料绝缘电线的载流量。BVVB型、B1VVB型、RVVB型电线载流量见表8-24。(2)、450V/750V及下列橡胶绝缘电力电缆的载流量。通用橡套软电缆的载流量见表8-25。(3)、0.6/1KV聚氯乙烯绝缘电力电缆的载流量。0.6/1KV聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆载流量见表8-26。(4)防火电缆的载
2、流量。1、阻燃电缆的载流量。1)B、R系列阻燃电线、电缆的载流量见表8-27。2)交联聚氯乙烯绝缘阻燃电力电缆的载流量见表8-28、表8-29,短路电流见表8-30。3)聚氯乙烯绝缘阻燃电力电缆的载流量见表8-31。(5)耐火电缆的载流量。1)聚氯乙烯绝缘耐火电缆的载流量见表8-32。2)BVTO5型耐热聚氯乙烯绝缘铜芯电线的载流量见表8-33。3)BTTQ、BTTVQ系列耐火电缆技术数据见表8-34。4)BTTZ、BTTVZ系列耐火电缆技术数据见表8-35。5)NHTYJv系列耐火电力电缆技术数据见表8-36838O(6)表8-39。聚氯乙烯绝缘低烟低卤阻燃电力电缆的载流量。(7)表8-40
3、。交联聚氯乙烯绝缘低烟无卤阻燃电力电缆的载流量。表8-24BVVB型、B1VVB型、RVVB型电线血流量型号截面积mm平方导体种类参考外径mm20时最大单位长度直流电阻/(欧km)70时最小单位长度绝缘电阻/M欧km)25oC空气敷设载流量/A成品参考质量/(kgkm)BVVB型铜芯2x0.7514.6x7.024.50.01213422x1.014.8x7.418.10.01116492x1.515.4x8.412.10.01120652x2.516.2x9.87.410.01027972x4.016.8x11.04.610.0085381302x4.027.2x11.54.610.0080
4、381402x6.017.4x12.03.080.0070501792x6.028.0x13.03.080.0065501922x109.6x16.01.830.0065693063x0.7514.6x9.424.50.0129.5603x1.014.8x9.818.10.01111703x1.515.4x11.512.10.01113953x2.516.2x13.57.410.0010211423x4.017.0x15.04.610.0085271983x4.027.4x16.24.610.0080272133x6.017.4x17.03.080.0070342653x6.028.0x183
5、.080.0065342843x109.6x22.51.830.006555457B1VVB型铝芯2x2.516.2x9.811.80.01021662x4.016.8x11.07.390.008527822x6.017.4x12.04.910.0070351052x1029.6x16.03.080.0065541793x2.516.2x13.511.80.001017952x4.017.0x157.390.0085231243x6.017.4x174.910.0070271543x1027.6x22.53.080.006542265BVVB型铜芯2x0.523.8x6.039.00.0121
6、0282x0.7523.9x6.426.00.01013352x0.7525.0x7.626.00.0111344450V/750V及下列橡胶绝缘电力电缆的载流量通用橡套软电缆的载流量见表8-25.主铁芯截面积YQxYQW.YHQ、型/AYZ、YZW.YHZ型/A1芯3芯2芯3芯4芯mm平方2530。3540。2530。35。40。2530。35。Wo253035。402530。35。400.376656554一0.5111098987712111091098798770.7514131211121110914131211121110911189811715141314131211131211
7、101.5一21191816181615141816151422624222022201917222019172.530282523252321192523211944138353235323027363230276534945414542383545423835主线芯截面积mm平方YCYCWYHC型/A1芯2芯3芯4芯2530354025303540253035。4025。30。35402.537343229302825232624222027252321447434037393633303431292634312926652484441514744404340373444413834105
8、770645974696458635854496358544916112104968898918477847872668478726625148138128117135126116106115107999011610810091351831711581441671561441321421321221121431331231135022621119517820819417916417616415213917716515314070289270249228259242221204224209193177224209193177953533303052793182972752512732552362
9、15273255236215120415388358328371346320293316295273249316295273249注:1中性线截面面积同主线芯面积。2.3芯电缆中一根线芯不载流时,其流量按2芯电缆数据。0.6、IKV聚氯乙烯绝缘电力电缆的载流量表8.26VV22、V1V22型聚氯乙烯绝缘钢带铠装聚氯乙烯护套电力电缆载流量。3.埋地深度:IOOOnun;4.土壤热阻系数:1.线芯长期I:作温度:70:2.环境温度:25载流量计算条件1.0m.oC/W;5.线芯轴间距离:S=2D型号及芯数标称截面面积mm平方参考外径/nun载流量推荐值/A成品参考质量/(KGKm)空气中敷设埋地敷
10、设铜芯铝芯铜芯铝芯铜芯铝芯VV22V1V22单芯101376599775314250161410178127993892872515.71321031661295273663516.91611252021566484265018.71911482401868135117020.524218730223210506129522.7298231361280137176512024.4347270415323163887315026.43953065083621959101918528.74593565304122395121524031.95544296234833333178330036.26374937085484091214540039.7750582814632497225735008436558626706309787651001776VV22V1V222x4.016.3342741333883382x6.017.3433453424543792x1020.0584570545894592x1622.0776092717485432x2525.5104811229510297042x3527.812910014911612768259yS